| 释义 |
- See also
- References
- Further reading
- External links
{{no footnotes|date=September 2013}}Marching lines are a pair of lines drawn on the glass of a compass, and arranged at 45 degrees to each other. These are an essential component in hiking through the wilderness. Most modern compasses have adjustable luminous marching lines. See also- Azimuth
- Beam compass
- Circumferentor, or surveyor's compass
- Coordinate system
- Fluxgate compass
- Gyrocompass
- Inertial navigation system
- Pelorus
- Radio direction finder
ReferencesFurther reading- Amir Aczel, The Riddle of the Compass: The Invention that Changed the World, {{ISBN|0-15-600753-3}}
- Admiralty manual of navigation, Chapter XXV "The Magnetic Compass (continued) the analysis and correction of the deviation", His Majesty's Stationery Office, London, 1914.
- Paul J. Gans, "Compass" The Medieval Technology Pages
- Frances and Joseph Gies, Cathedral, Forge, and Waterwheel subtitled "Technology and Invention in the Middle Ages".
- Frederic Lane, "The Economic Meaning of the Invention of the Compass", American Historical Review, vol. 68, pp. 605–617 (1963)
- Joseph Needham, Colin A. Ronan: The Shorter Science & Civilisation in China Vol 3 Chapter 1 "Magnetism and Electricity".
- Petra G. Schmidl [https://web.archive.org/web/20050204133022/http://www.uib.no/jais/v001ht/schmidl1.htm Two Early Arabic Sources on the Magnetic Compass]
- Science Friday, "[https://web.archive.org/web/20060618153811/http://www.sciencefriday.com/pages/2002/May/hour2_053102.html The Riddle of the Compass]" (interview with Amir Aczel, first broadcast on NPR on May 31, 2002).
- The Tides by Sir William Thomson (Lord Kelvin)
- Williams, J.E.D. From Sails to Satellites. New York: Oxford University Press, 1992.
External links{{Commons|Compass}}- USGS Geomagnetism Program
- Evening Lecture To The British Association At The Southampton Meeting on Friday, August 25, 1882 . Refers to compass correction by Fourier series.
- Arrick Robots. Robotics.com Example implementation for digital solid-state compass. [https://web.archive.org/web/20060713042307/http://www.robotics.com/arobot/compass.html ARobot Digital Compass App Note]
{{Tool-stub}} 3 : Navigational equipment|Hiking equipment|Orientation (geometry) |